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@ -1,22 +1,32 @@
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import Renderer from '../../Renderer';
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import Block from '../../Block';
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import { x } from 'code-red';
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import { TemplateNode } from '../../../../interfaces';
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import { Identifier } from 'estree';
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export default class Wrapper {
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renderer: Renderer;
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parent: Wrapper;
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node: TemplateNode;
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prev: Wrapper | null;
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next: Wrapper | null;
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/** @type {import('../../Renderer.js').default} */
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renderer;
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var: Identifier;
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/** @type {Wrapper} */
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parent;
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constructor(renderer: Renderer, block: Block, parent: Wrapper, node: TemplateNode) {
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this.node = node;
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/** @type {import('../../../../interfaces.js').TemplateNode} */
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node;
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/** @type {Wrapper | null} */
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prev;
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/** @type {Wrapper | null} */
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next;
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/** @type {import('estree').Identifier} */
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var;
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/**
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* @param {import('../../Renderer.js').default} renderer
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* @param {import('../../Block.js').default} block
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* @param {Wrapper} parent
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* @param {import('../../../../interfaces.js').TemplateNode} node
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*/
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constructor(renderer, block, parent, node) {
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this.node = node;
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// make these non-enumerable so that they can be logged sensibly
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// (TODO in dev only?)
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Object.defineProperties(this, {
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@ -27,11 +37,15 @@ export default class Wrapper {
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value: parent
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}
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});
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block.wrappers.push(this);
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}
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get_or_create_anchor(block: Block, parent_node: Identifier, parent_nodes: Identifier) {
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/**
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* @param {import('../../Block.js').default} block
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* @param {import('estree').Identifier} parent_node
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* @param {import('estree').Identifier} parent_nodes
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*/
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get_or_create_anchor(block, parent_node, parent_nodes) {
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// TODO use this in EachBlock and IfBlock — tricky because
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// children need to be created first
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const needs_anchor = this.next
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@ -40,37 +54,35 @@ export default class Wrapper {
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const anchor = needs_anchor
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? block.get_unique_name(`${this.var.name}_anchor`)
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: (this.next && this.next.var) || { type: 'Identifier', name: 'null' };
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if (needs_anchor) {
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block.add_element(
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anchor,
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x`@empty()`,
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parent_nodes && x`@empty()`,
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parent_node as Identifier
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);
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block.add_element(anchor, x `@empty()`, parent_nodes && x `@empty()`,
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/** @type {import('estree').Identifier} */ (parent_node));
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}
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return anchor;
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}
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get_update_mount_node(anchor: Identifier): Identifier {
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return (
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this.parent && this.parent.is_dom_node() ? this.parent.var : x`${anchor}.parentNode`
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) as Identifier;
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/**
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* @param {import('estree').Identifier} anchor
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* @returns {import("C:/repos/svelte/svelte/node_modules/.pnpm/@types+estree@1.0.0/node_modules/@types/estree/index").import('estree').Identifier}
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*/
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get_update_mount_node(anchor) {
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return /** @type {import('estree').Identifier} */ ((this.parent && this.parent.is_dom_node() ? this.parent.var : x `${anchor}.parentNode`));
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}
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is_dom_node() {
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return (
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this.node.type === 'Element' || this.node.type === 'Text' || this.node.type === 'MustacheTag'
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);
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return (this.node.type === 'Element' || this.node.type === 'Text' || this.node.type === 'MustacheTag');
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}
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render(
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_block: Block,
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_parent_node: Identifier,
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_parent_nodes: Identifier,
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_data: Record<string, any> = undefined
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) {
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/**
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* @param {import('../../Block.js').default} _block
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* @param {import('estree').Identifier} _parent_node
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* @param {import('estree').Identifier} _parent_nodes
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* @param {Record<string, any>} _data
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*/
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render(_block, _parent_node, _parent_nodes, _data = undefined) {
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throw Error('Wrapper class is not renderable');
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}
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}
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